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DBZ-1185 Use Boolean instead of Optional

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Jiri Pechanec 2019-03-21 13:15:24 +01:00 committed by Gunnar Morling
parent 958d207121
commit 13f49f02a9
1 changed files with 12 additions and 9 deletions
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21
debezium-connector-mysql/src/main/java/io/debezium/connector/mysql/antlr/listener/ColumnDefinitionParserListener.java
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@ -10,7 +10,6 @@
import java.sql.Types;
import java.util.List;
import java.util.Optional;
import org.apache.kafka.connect.data.Field;
import org.apache.kafka.connect.data.Schema;
@ -39,7 +38,7 @@ public class ColumnDefinitionParserListener extends MySqlParserBaseListener {
private final TableEditor tableEditor;
private ColumnEditor columnEditor;
private boolean uniqueColumn;
private Optional<Boolean> optionalColumn;
private Boolean optionalColumn;
private final MySqlValueConverters converters;
private final MySqlDefaultValuePreConverter defaultValuePreConverter = new MySqlDefaultValuePreConverter();
@ -66,14 +65,16 @@ public Column getColumn() {
@Override
public void enterColumnDefinition(MySqlParser.ColumnDefinitionContext ctx) {
uniqueColumn = false;
optionalColumn = Optional.empty();
optionalColumn = null;
resolveColumnDataType(ctx.dataType());
super.enterColumnDefinition(ctx);
}
@Override
public void exitColumnDefinition(MySqlParser.ColumnDefinitionContext ctx) {
optionalColumn.ifPresent(optional -> columnEditor.optional(optional.booleanValue()));
if (optionalColumn != null) {
columnEditor.optional(optionalColumn.booleanValue());
}
if (uniqueColumn && !tableEditor.hasPrimaryKey()) {
// take the first unique constrain if no primary key is set
tableEditor.addColumn(columnEditor.create());
@ -92,7 +93,7 @@ public void enterUniqueKeyColumnConstraint(MySqlParser.UniqueKeyColumnConstraint
public void enterPrimaryKeyColumnConstraint(MySqlParser.PrimaryKeyColumnConstraintContext ctx) {
// this rule will be parsed only if no primary key is set in a table
// otherwise the statement can't be executed due to multiple primary key error
optionalColumn = Optional.of(Boolean.FALSE);
optionalColumn = Boolean.FALSE;
tableEditor.addColumn(columnEditor.create());
tableEditor.setPrimaryKeyNames(columnEditor.name());
super.enterPrimaryKeyColumnConstraint(ctx);
@ -100,7 +101,7 @@ public void enterPrimaryKeyColumnConstraint(MySqlParser.PrimaryKeyColumnConstrai
@Override
public void enterNullNotnull(MySqlParser.NullNotnullContext ctx) {
optionalColumn = Optional.of(Boolean.valueOf(ctx.NOT() == null));
optionalColumn = Boolean.valueOf(ctx.NOT() == null);
super.enterNullNotnull(ctx);
}
@ -266,8 +267,8 @@ else if (dataTypeName.equals("SERIAL")) {
}
private void serialColumn() {
if (!optionalColumn.isPresent()) {
optionalColumn = Optional.of(Boolean.FALSE);
if (optionalColumn == null) {
optionalColumn = Boolean.FALSE;
}
uniqueColumn = true;
columnEditor.autoIncremented(true);
@ -275,7 +276,9 @@ private void serialColumn() {
}
private void convertDefaultValueToSchemaType(ColumnEditor columnEditor) {
optionalColumn.ifPresent(optional -> columnEditor.optional(optional.booleanValue()));
if (optionalColumn != null) {
columnEditor.optional(optionalColumn.booleanValue());
}
final Column column = columnEditor.create();
// if converters is not null and the default value is not null, we need to convert default value
if (converters != null && columnEditor.defaultValue() != null) {